{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["GENE"], "input": "Studies were performed on several superficial veins from the rabbit face to examine the relationship between beta adrenoceptor subtype distribution , intrinsic myogenic tone and sympathetic nerve innervation ."}
{"GENE": ["beta adrenoceptor subtype"]}